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DNA Structure and Replication

DNA Structure and Replication
DNA with a G-C content of 50% will melt at approximately

60°C
100 °C
70 °C
90 °C

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DNA Structure and Replication
Which polymerase is active in DNA repairing

Polymerase I
none of these
Polymerase II
Polymerase III

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DNA Structure and Replication
Which is the largest among the followings?

Carbon
Nucleotide
Nitrogenous base
Phosphate

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DNA Structure and Replication
What bands will be observed in a cesium chloride gradient after two rounds of replication?

One medium and one heavy band
One medium band
One light, one medium and one heavy band
One light and one medium band

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DNA Structure and Replication
After one replication in 15N, how many bands should be observed in a cesium chloride gradient?

A smear
One
Three
Two

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DNA Structure and Replication
Klenow fragment without free nucleotides exhibits

nickase activity
no activity
endonuclease activity
exonuclease activity

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